Lyman Hall High School

Lyman Hall High School operates as a reasonably sized four-year high school in Wallingford, Connecticut, part of Wallingford School District. Current enrollment sits at 936 students spanning grades 9 through 12.

Lyman Hall High School is one of 12 schools operated by Wallingford School District, a district that serves 5,087 students overall.

On the student-mix side, Lyman Hall High School reports that White students make up the majority at 68%. Beyond that, the school records 22% Hispanic, 4% Asian, 3% Black, 3% multiracial.

On the resource side, Lyman Hall High School logs 89 full-time-equivalent teachers, putting the student-to-teacher ratio at about 10.5:1. The state averages around 12.3:1, so this campus is tighter than the state norm typical. Roughly 36% of students at Lyman Hall High School qualify for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. Set against South Central Connecticut Planning Region (around 51%), the school's rate is meaningfully below typical.

In the broader community, South Central Connecticut Planning Region reports that median household income runs about $88,197, 42% of adults hold a bachelor's degree or higher, and roughly 7% of residents live below the federal poverty line. Lyman Hall High School is one of 152 public schools in South Central Connecticut Planning Region (combined enrollment of about 72,909 students).

Dag Hammarskjold Middle School is the nearest neighboring public school, about 0.2 miles from this campus. Within five miles, there are 8 other public schools.

Lyman Hall High School operates from a residential location.

Five-year trend. Looking back 7 years, enrollment at Lyman Hall High School has decreased 13%, going from 1,076 students in 2018 to 936 in 2025. The White share of enrollment ticked down from 76% to 68% over that span.

On this page, the page collects discussion, questions, and updates around school events, parent volunteer needs, and clubs. Members of the school community can share what they know.